2. U.S. Childhood Cancers Vary by Sex, Region - US News and World Report
By Serena Gordon HealthDay Reporter MONDAY, June 2 (HealthDay News) -- A sweeping government study of childhood cancers has found numerous differences in cancer types depending on a child's age, sex, race and where he or she lives in the United Stat...

3. Osteosarcoma  (Trust Mark: Doctor-Reviewed)
Osteosarcoma is a cancerous (malignant) bone tumor that usually develops during the period of rapid growth that occurs in adolescence, as a teenager matures into an adult. • Reviewer: Stephen Grund, MD, PhD, Chief of Hematology/Oncology and Director of the George Bray Cancer Center at New Britain General Hospital, New Britain, CT. Review provided by VeriMed Healthcare Network. Also reviewed byDavid Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

4. Osteosarcoma  (Trust Mark: Doctor-Reviewed)
Osteosarcoma is the most common type of cancer that originates in bone. (Most bone cancer develops from cancerous cells that have migrated from a tumor in another organ referred to as the primary site ). It may also be called osteogenic sarcoma or p...• Author: Wendy Wippel M.Sc.